CN115531666A - Medicine spraying system for respiratory medicine - Google Patents

Abstract

The invention discloses a medicine spraying system for respiratory medicine in the technical field of medical instruments, which comprises a shell and a funnel-shaped respiratory mask, wherein the respiratory mask is positioned on one side of the shell, a pressing plate and a pressure sensor are circumferentially arranged at one end, far away from the shell, of the respiratory mask, a spray head is fixedly connected with one end, close to the shell, of the respiratory mask, a connecting pipe is communicated with one end, far away from the respiratory mask, of the spray head, a medicine adding tank is arranged on the shell, a liquid discharge pipe is communicated with the lower part of the medicine adding tank, a clamping mechanism is arranged between the medicine adding tank and a liquid inlet cavity, and the clamping mechanism comprises an electric push rod fixedly arranged on the shell, a fixed block fixedly arranged on one side of the liquid discharge pipe and a pressing block positioned on the other side of the liquid discharge pipe; a compression groove is fixedly connected in the shell, a piston is matched in the compression groove in a sliding manner, one end of the compression groove is communicated with an air return pipe, and a connecting pipe is communicated with the air return pipe and the liquid discharge pipe; the pressure sensor is used for detecting the condition that the patient breathes and inhales the medicine in time, and the air inflow of the air return pipe and the liquid inlet amount of the liquid discharge pipe are adjusted, so that the patient breathes and inhales the medicine stably.

Description

Medicine spraying system for respiratory medicine

Technical Field

The invention belongs to the technical field of medical instruments, and particularly relates to a medicine spraying system for respiratory medicine.

Background

Under the condition that air pollution is more and more serious, in addition to the rapid warming of climate during season change, the number of patients with respiratory diseases is greatly increased, the traditional mode of taking medicine and injecting treatment can not treat various respiratory diseases, the patients are usually treated by adopting an aerosol inhalation treatment mode nowadays, the aerosol inhalation treatment mode is to atomize liquid medicine into tiny particles through an atomizer, and the medicine enters the respiratory tract and the lung to be deposited in a respiratory inhalation mode, so that the aim of painless, rapid and effective treatment is fulfilled.

For example, a Chinese patent publication No. CN206995570U discloses a drug delivery device for respiratory medicine, which comprises a heating seat, a shell, a base and a spray head; the bottom of the heating seat is provided with a base made of rubber, the heating seat is of a cylindrical structure, the bottom of the heating seat is of a hollow structure, a heating device is arranged in the heating seat, the upper surface of the bottom of the heating seat is provided with a steam port communicated with the hollow structure, a horizontal shelf is arranged on the bottom of the heating seat through a spring, the shelf is made of copper, the shell is arranged on the shelf, a circle of sealing ring is inserted between the top of the heating seat and the shell, and the cross section of the sealing ring is in an inverted triangle shape; the stirring device comprises a shell, a stirring rod, a stirring blade, a handle, a stirring blade, a screw thread, a stirring rod and a handle, wherein the shell is internally provided with a horizontal stirring blade, the stirring blade consists of an outer ring, a blade and an inner ring, the blade is connected with the outer ring and the inner ring, the blade is of a fan-shaped structure, the inner ring is internally provided with the screw thread, the stirring blade is rotatably connected with the vertical stirring rod through the screw thread, the stirring rod vertically and upwards penetrates out of the top of the shell, the stirring rod is in sliding connection with the top of the shell, the section of the stirring rod is of a rectangular structure, the stirring rod is vertically pulled and pulled, and the top of the stirring rod is fixedly provided with the handle; an inclined plate is fixedly arranged at the bottom of the shell, and a sewage discharge outlet with a sealing cover is arranged on the side wall of the shell corresponding to the lower end of the inclined plate; the utility model discloses a pesticide spraying device, including shell, pipette, pressure pump, spray pipe, atomizer, spray pipe, light and miniature camera, the pipette has vertically inserted in the shell, and the pipette stretches into the bottom of shell, communicates the force (forcing) pump on the pipette, and the force (forcing) pump intercommunication spray pipe installs the shower nozzle on spray pipe's the end, still installs the atomizer on spray pipe, is equipped with the nozzle just to spray pipe on the shower nozzle, still installs light and miniature camera in the both sides of shower nozzle.

This scheme is through manual push-and-pull stirring rod, to the internal stirring, make the liquid medicine intensive mixing, guarantee that the liquid medicine mixes fully, heat in winter through heating the seat to the shell, and through vapor heating, it should not be too high to make the liquid medicine temperature of heating, guarantee safe dosing, protection respiratory, however, when patient breathes and inhales the medicine when difficult, for example because of reasons such as inhaling medicine concentration height cause, the device can not slow down the symptom when patient inhales the medicine difficulty, patient's breathing can become anxious, the respiratory can narrow down, influence the patient and absorb the medicine.

Disclosure of Invention

In order to solve the above problems, an object of the present invention is to provide a drug spraying system for department of respiratory medicine, which can detect the situation of the patient breathing and inhaling the drug in time, and make corresponding adjustment, so that the patient can breathe and inhale the drug stably.

In order to achieve the purpose, the technical scheme of the invention is as follows:

a medicine spraying system for respiratory medicine comprises a shell and a funnel-shaped respiratory mask, wherein the respiratory mask is positioned on one side of the shell, a pressure plate and a pressure sensor are circumferentially arranged at one end, away from the shell, of the respiratory mask, the pressure sensor is fixedly installed on the respiratory mask, a spring is arranged between the pressure sensor and the pressure plate, and the pressure plate is fixedly connected with the pressure sensor through the spring;

one end of the breathing mask close to the shell is fixedly connected with a spray head, and one end of the spray head far away from the breathing mask is communicated with a connecting pipe;

the spray head comprises a shell, wherein a circumferential liquid inlet cavity is formed in the shell, the liquid inlet cavity extends into the connecting pipe and penetrates through the connecting pipe, a nozzle is formed in one end, close to the respirator, of the spray head, an air inlet cavity is formed in one end, far away from the respirator, of the spray head, and the air inlet cavity extends into the connecting pipe and penetrates through the connecting pipe;

one end of the liquid inlet cavity, which is close to the nozzle, is communicated with a liquid guide pipe, and one end of the liquid guide pipe, which is far away from the liquid inlet cavity, is positioned at the center of the nozzle;

an I-shaped acceleration cavity is transversely arranged between the liquid inlet cavities, the diameter of the center of the acceleration cavity is smaller than the diameters of the two ends of the acceleration cavity, and the acceleration cavity is communicated with the gas inlet cavity and the nozzle;

the shell is fixedly connected with a placing groove, a dosing tank is placed in the placing groove, and the upper part of the dosing tank is communicated with a liquid inlet pipe and an air return pipe; the inner wall of the dosing tank is fixedly connected with a temperature sensor and a heater, and the heater is circumferentially arranged in the dosing tank; the lower part of the dosing tank is communicated with a liquid discharge pipe, and one end of the liquid discharge pipe, which is far away from the dosing tank, is communicated with the liquid inlet cavity;

a clamping mechanism is arranged between the dosing tank and the liquid inlet cavity, the clamping mechanism comprises an electric push rod fixedly arranged on the shell, a fixed block fixedly arranged on one side of the liquid discharge pipe and a pressing block positioned on the other side of the liquid discharge pipe, and the electric push rod is fixedly connected with the pressing block;

a compression groove is fixedly connected in the shell, a motor is fixedly connected in the shell, an output shaft of the motor penetrates through the compression groove and is coaxially and fixedly connected with a rotary table, a telescopic second connecting rod is fixedly connected to one side of the rotary table, the second connecting rod is hinged to a telescopic first connecting rod, one end, far away from the second connecting rod, of the first connecting rod is hinged to a piston, and the piston is located in the compression groove and is in sliding fit with the compression groove;

one end of the air return pipe, which is far away from the dosing tank, is communicated with one end of the compression groove, which is close to the piston, an electromagnetic valve is arranged on the air return pipe and is communicated with the air return pipe, the electromagnetic valve is positioned outside the shell, and one end of the air return pipe, which is far away from the dosing tank, is also communicated with the air inlet cavity;

a compression cavity is arranged in the compression groove, the compression cavity is positioned at one end of the compression groove close to the air return pipe, air inlet pipes are arranged at two sides of the compression groove, the air inlet pipes are communicated with the compression cavity, and the compression cavity is communicated with the outside through the air inlet pipes;

the lower part of the shell is also provided with a control panel, the control panel comprises a singlechip and a control button which are electrically connected with each other, and the singlechip is electrically connected with the pressure sensor, the temperature sensor, the heater, the electric push rod and the motor.

After the scheme is adopted, the following beneficial effects are realized: firstly, parameters such as heating temperature and pressure contrast parameters in a medicine adding tank are manually set, an electric push rod is started through a control panel, and the electric push rod is fixedly connected with a pressing block because a clamping mechanism comprises a fixing block fixedly arranged on one side of a liquid discharge pipe and the pressing block positioned on the other side of the liquid discharge pipe;

then, manually extending the liquid inlet pipe into a medicine tank, such as a medicine tank filled with respiratory medicines such as salbutamol sulfate solution, discharging the respiratory medicines into the medicine adding tank through the liquid inlet pipe, manually moving the liquid inlet pipe out of the medicine tank after the respiratory medicines are inhaled, and closing the liquid inlet pipe;

the clamping mechanism is controlled through the control panel, the diameter of the liquid discharge pipe is adjusted, and the discharge amount of respiratory drugs in the liquid discharge pipe is controlled;

the center of the breathing mask is manually faced to the oral cavity of a patient, one end of the breathing mask, far away from the shell, is attached to the face of the patient, the motor is started through the control panel, the output shaft of the motor can drive the rotary table to rotate, because one side of the rotary table is fixedly connected with a telescopic second connecting rod, the second connecting rod is hinged with a telescopic first connecting rod, and one end, far away from the second connecting rod, of the first connecting rod is hinged with a piston, so that the rotary table can drive the piston to slide in the compression groove through the first connecting rod and the second connecting rod;

when the piston moves leftwards, the compression cavity expands and sucks air, one part of the air is sucked into the compression cavity through the air inlet pipe, the other part of the air comes from the air return pipe, and because the air return pipe is farther than the air inlet pipe and the interface between the air inlet pipe and the compression cavity is larger than the interface between the air return pipe, most of the air is sucked from the air inlet pipe according to the principle of minimum energy consumption;

when the piston moves rightwards, the compression cavity is reduced, air is compressed, and because the air inlet pipe is positioned at two sides of the compression groove and the air return pipe is positioned at one end of the compression groove close to the piston, when the piston moves rightwards and enters a joint of the air inlet pipe and the compression groove, the compressed air can only be discharged from the air return pipe;

at the moment, a small part of air in the air return pipe flows into the dosing tank, because the air return pipe is provided with the electromagnetic valve which is communicated with the air return pipe, and the electromagnetic valve is positioned outside the shell, the control panel can control the electromagnetic valve to open and close the air return pipe, and compressed air can pressurize the dosing tank to promote liquid in the dosing tank to be discharged; most part of air in the air return pipe can straightly flow into the air inlet cavity and is discharged from the nozzle through the accelerating cavity;

because the liquid inlet cavity is communicated with the liquid discharge pipe, the accelerating cavity is positioned between the liquid inlet cavities, the accelerating cavity is transversely arranged in an I shape, and the diameter of the center of the accelerating cavity is smaller than the diameters of the two ends of the accelerating cavity, the air in the air inlet cavity can flow into the narrow part of the center of the accelerating cavity and flow into the wide part of the two ends, thereby realizing the diffusion of air flow;

the liquid guide pipe is communicated with the liquid inlet cavity, and one end of the liquid guide pipe, which is far away from the liquid inlet cavity, is positioned at the center of the nozzle, so that the medicine water flow in the liquid guide pipe is expanded into a liquid layer when flowing through the nozzle, the liquid layer is broken into a thick and thin cylinder in a stretched pipe hole shape due to the unstable aerodynamic force and then is changed into liquid drops, and the liquid drops discharged by the liquid guide pipe can be blown away by the air flow which enters the accelerating cavity, so that the atomization of the respiratory medicine is realized;

the end of the respiratory mask, which is far away from the shell, is attached to the face of a patient, because the end, which is far away from the shell, of the respiratory mask is circumferentially provided with a pressure plate and a pressure sensor, the pressure sensor is fixedly installed on the respiratory mask, a spring is arranged between the pressure sensor and the pressure plate, the pressure plate is fixedly connected with the pressure sensor through the spring, the change of facial muscles of the patient can directly act on the pressure plate, the pressure plate can act on the pressure sensor through the spring, the pressure sensor can send pressure data to a single chip microcomputer, the single chip microcomputer can compare the pressure data according to pressure comparison parameters, if the pressure data are in the pressure comparison parameters, the breathing stability of the patient is proved, if the pressure data are not in the pressure comparison parameters, the patient feels uncomfortable when inhaling medicines, the control panel can adjust the rotating speed of a motor, the electromagnetic valve is closed, the gas entering amount in the air inlet is increased, and the control panel can also control an electric push rod to adjust the breathing medicine entering amount in a liquid discharge pipe;

through the process, the situation of the patient when breathing and inhaling the medicine can be detected in time, so that the concentration of the breathing medicine inhaled by the patient is controlled, the symptom of the patient when the patient is uncomfortable in inhaling the medicine is relieved, the breathing of the patient can become stable, and the patient can breathe stably and inhale the medicine.

Further, a sealing ring is arranged between the nozzle and the accelerating cavity for sealing.

Has the beneficial effects that: the sealing ring can prevent the gas in the accelerating cavity from leaking out, so that the accelerated air is sprayed out from the spray head.

Furthermore, a valve is arranged on the liquid inlet pipe and communicated with the liquid inlet pipe.

Has the advantages that: the valve is convenient for controlling the diameter change in the liquid inlet pipe, thereby controlling the flow velocity of water in the liquid inlet pipe.

Furthermore, a transparent glass layer is fixedly arranged on the medicine adding tank, and scale marks are arranged on the glass layer.

Has the advantages that: the glass layer is convenient for confirming the liquid level change in the dosing tank, and the scale lines are convenient for confirming the liquid capacity in the dosing tank.

Furthermore, the push rod of the electric push rod is fixedly connected with the pressing block, and the fixing block is fixedly connected to the shell.

Has the advantages that: the fixed block is fixedly connected to the shell, so that the liquid discharge pipe can be fixed to the shell, and the pressing block can clamp the liquid discharge pipe conveniently.

Further, a first one-way valve is arranged on the liquid discharge pipe and communicated with the liquid discharge pipe.

Has the advantages that: the first one-way valve can only make the fluid flow in one way, so that the liquid in the liquid discharge pipe can only flow into the medicine adding tank from the outside.

Furthermore, one end of the air inlet pipe, which is far away from the compression cavity, is communicated with a funnel-shaped air inlet cover, the air inlet cover is fixedly installed on the shell, a filter screen is arranged on the shell, and the air inlet cover is communicated with the outside through the filter screen.

Has the advantages that: the funnel-shaped air inlet cover increases the contact area of the air inlet pipe and the outside air, so that the outside air can enter the air inlet pipe conveniently; the filter screen can filter bacteria and impurities in the outside air.

Furthermore, one end of the compression tank, which is far away from the air return pipe, is provided with a plurality of vent holes, and the compression tank is communicated with the outside through the vent holes.

Has the advantages that: the compression groove is in gas exchange with the outside through the vent hole, and when the piston moves in the compression groove, the compression groove is used for balancing air pressure between the compression groove and the outside.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present invention.

Fig. 2 is a schematic view of a of fig. 1.

Fig. 3 is a schematic view of B of fig. 1.

Fig. 4 is a schematic view of C of fig. 1.

Fig. 5 is a schematic view of the dosing canister of fig. 1.

Fig. 6 is a schematic view of the respiratory mask of fig. 1.

FIG. 7 is a circuit diagram according to an embodiment of the present invention.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a shell 1, a dosing tank 2, a liquid inlet pipe 21, a valve 211, a heater 22, a glass layer 23, scale marks 231, a compression groove 3, an air inlet pipe 31, an air inlet cover 32, a piston 33, a first connecting rod 34, a compression cavity 35, a connecting pipe 4, a liquid inlet cavity 41, an air inlet cavity 42, a spray head 5, a liquid guide pipe 51, a sealing ring 52, a nozzle 53, an acceleration cavity 54, a breathing cover 6, a pressing plate 61, a spring 62, a pressure sensor 63, a liquid discharge pipe 7, a first one-way valve 71, an air return pipe 8, an electromagnetic valve 81, a rotary disc 9, a second connecting rod 91, an electric push rod 10, a fixed block 101, a pressing block 102, an air vent 11, a filter screen 12, a placing groove 13 and a control panel 14.

The embodiment is basically as shown in the attached figure 1: a medicine spraying system for respiratory medicine comprises a shell 1 and a funnel-shaped respiratory mask 6, wherein the respiratory mask 6 is positioned on one side of the shell 1, and as shown in a combined mode in figures 3 and 6, a pressure plate 61 and a pressure sensor 63 are circumferentially arranged at one end, far away from the shell 1, of the respiratory mask 6, the pressure sensor is fixedly installed on the respiratory mask 6, a spring 62 is arranged between the pressure sensor 63 and the pressure plate 61, and the pressure plate 61 is fixedly connected with the pressure sensor 63 through the spring 62;

one end of the breathing mask 6 close to the shell 1 is fixedly connected with a spray head 5, and one end of the spray head 5 far away from the breathing mask 6 is communicated with a connecting pipe 4;

as shown in fig. 2, the spray head 5 includes a housing, a circular liquid inlet cavity 41 is provided in the housing, the liquid inlet cavity 41 extends into the connecting pipe 4 and penetrates through the connecting pipe 4, a nozzle 53 is provided at an end of the spray head 5 close to the respirator 6, an air inlet cavity 42 is provided at an end of the spray head 5 far from the respirator 6, and the air inlet cavity 42 extends into the connecting pipe 4 and penetrates through the connecting pipe 4;

one end of the liquid inlet cavity 41 close to the nozzle 53 is communicated with a liquid guide pipe 51, and one end of the liquid guide pipe 51 far away from the liquid inlet cavity 41 is positioned at the center of the nozzle 53;

an I-shaped acceleration cavity 54 which is transversely arranged is arranged between the liquid inlet cavities 41, the diameter of the center of the acceleration cavity 54 is smaller than that of the two ends of the acceleration cavity 54, and the acceleration cavity 54 is communicated with the air inlet cavity 42 and the nozzle 53; a sealing ring 52 is arranged between the nozzle 53 and the accelerating cavity 54 for sealing;

as shown in fig. 5, a placing groove 13 is fixedly connected to the housing 1, a dosing tank 2 is placed in the placing groove 13, the upper part of the dosing tank 2 is communicated with a liquid inlet pipe 21 and an air return pipe 8, a valve 211 is installed on the liquid inlet pipe 21, and the valve 211 is communicated with the liquid inlet pipe 21; the inner wall of the dosing tank 2 is fixedly connected with a temperature sensor and a heater 22, and the heater 22 is circumferentially arranged in the dosing tank 2; a transparent glass layer 23 is fixedly arranged on the medicine adding tank 2, and scale marks 231 are arranged on the glass layer 23; a liquid discharge pipe 7 is communicated with the lower part of the dosing tank 2, and one end of the liquid discharge pipe 7, which is far away from the dosing tank 2, is communicated with the liquid inlet cavity 41; a first check valve 71 is arranged on the liquid discharge pipe 7, and the first check valve 71 is communicated with the liquid discharge pipe 7;

as shown in fig. 4, a clamping mechanism is arranged between the first check valve 71 and the liquid inlet cavity 41, the clamping mechanism comprises an electric push rod 10 fixedly mounted on the housing 1, a fixed block 101 fixedly mounted on one side of the liquid discharge pipe 7, and a pressing block 102 positioned on the other side of the liquid discharge pipe 7, the push rod of the electric push rod 10 is fixedly connected with the pressing block 102, and the fixed block 101 is fixedly connected to the housing 1;

a compression groove 3 is fixedly connected in the shell 1, a motor is fixedly connected in the shell 1, an output shaft of the motor penetrates through the compression groove 3 and is coaxially and fixedly connected with a rotary table 9, a telescopic second connecting rod 91 is fixedly connected to one side of the rotary table 9, the second connecting rod 91 is hinged to a telescopic first connecting rod 34, a piston 33 is hinged to one end, far away from the second connecting rod 91, of the first connecting rod 34, and the piston 33 is located in the compression groove 3 and is in sliding fit with the compression groove 3;

one end of the air return pipe 8, which is far away from the dosing tank 2, is communicated with one end of the compression tank 3, which is close to the piston 33, an electromagnetic valve 81 is arranged on the air return pipe 8, the electromagnetic valve 81 is communicated with the air return pipe 8, the electromagnetic valve 81 is positioned outside the shell 1, and one end of the air return pipe 8, which is far away from the dosing tank 2, is also communicated with the air inlet cavity 42;

one end of the compression tank 3, which is far away from the muffler 8, is provided with a plurality of vent holes 11, and the compression tank 3 is communicated with the outside of the shell 1 through the vent holes 11;

a compression cavity 35 is arranged in the compression groove 3, the compression cavity 35 is positioned at one end of the compression groove 3 close to the air return pipe 8, air inlet pipes 31 are arranged at two sides of the compression groove 3, the air inlet pipes 31 are communicated with the compression cavity 35, one end of each air inlet pipe 31 far away from the compression cavity 35 is communicated with a funnel-shaped air inlet cover 32, each air inlet cover 32 is fixedly arranged on the shell 1, a filter screen 12 is arranged on the shell 1, and each air inlet cover 32 is communicated with the outside through the filter screen 12;

as shown in fig. 7, the control panel 14 is further installed at the lower portion of the housing, the control panel 14 includes a single chip and a control button electrically connected to each other, and the single chip is electrically connected to the pressure sensor 63, the temperature sensor, the heater 22, the electric push rod 10 and the motor.

The specific implementation process is as follows:

as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, and fig. 7, firstly, parameters, such as heating temperature, pressure contrast parameter, etc. in the dosing tank 2 are manually set, and the electric push rod 10 is activated through the control panel 14, because the clamping mechanism includes a fixed block 101 fixedly installed on one side of the liquid discharge pipe 7 and a pressing block 102 located on the other side of the liquid discharge pipe 7, and the electric push rod 10 (e.g. an electric push rod with stroke 350mm, 24v) is fixedly connected with the pressing block 102, when the electric push rod 10 pushes the pressing block 102 to move, the pressing block 102 and the fixed block 101 are matched to tightly close the liquid discharge pipe 7;

then, manually extending the liquid inlet pipe 21 into a medicine tank, such as a medicine tank filled with respiratory medicines such as salbutamol sulfate solution, discharging the respiratory medicines into the medicine adding tank 2 through the liquid inlet pipe 21, manually moving the liquid inlet pipe 21 out of the medicine tank after the respiratory medicines are inhaled, and closing the liquid inlet pipe 21;

the medicine in the medicine adding tank 2 is heated through the heating pipe arranged in the medicine adding tank 2, the temperature sensor (such as a PT1000 probe type temperature detector) can send temperature change to the single chip microcomputer (such as a HT66F30 single chip microcomputer), and the single chip microcomputer can control the operation of the heating pipe based on the set heating temperature in the medicine adding tank 2;

the clamping mechanism is controlled by the control panel 14, the diameter of the liquid discharge pipe 7 is adjusted, and the discharge amount of respiratory medicine in the liquid discharge pipe 7 is controlled;

the center of the breathing mask 6 is manually faced to the oral cavity of a patient, one end of the breathing mask 6, which is far away from the shell 1, is attached to the face of the patient, a motor (such as a 12V/24V direct current positive and negative rotation low-speed motor) is started through a control panel 14, an output shaft of the motor can drive the rotary table 9 to rotate, because one side of the rotary table 9 is fixedly connected with a telescopic second connecting rod 91, the second connecting rod 91 is hinged with a telescopic first connecting rod 34, and one end, which is far away from the second connecting rod 91, of the first connecting rod 34 is hinged with the piston 33, the rotary table 9 can drive the piston 33 to slide in the compression groove 3 through the first connecting rod 34 and the second connecting rod 91;

when the piston 33 moves to the left, the compression chamber 35 expands and sucks air, a part of the air is sucked into the compression chamber 35 through the air inlet pipe 31, and the other part of the air comes from the air return pipe 8, because the air return pipe 8 is farther than the air inlet pipe 31, and the interface between the air inlet pipe 31 and the compression chamber 35 is larger than that of the air return pipe 8, most of the air is sucked from the air inlet pipe 31 according to the principle of minimum energy consumption;

when the piston 33 moves to the right, the compression chamber 35 will shrink, and the air will be compressed, because the air inlet pipe 31 is located at both sides of the compression groove 3, and the air return pipe 8 is located at one end of the compression groove 3 close to the piston 33, so when the piston 33 moves to the right and passes through the interface of the air inlet and the compression groove 3, the compressed air can only be discharged from the air return pipe 8;

at this time, a small part of air in the air return pipe 8 flows into the dosing tank 2, because the air return pipe 8 is provided with the electromagnetic valve 81, the electromagnetic valve 81 is communicated with the air return pipe 8, and the electromagnetic valve 81 is positioned outside the shell 1, the control panel 14 can control the electromagnetic valve 81 to open and close the air return pipe 8, and the compressed air can pressurize the inside of the dosing tank 2 to promote the liquid in the dosing tank 2 to be discharged; most of the air in the air return pipe 8 flows into the air inlet chamber 42 straightly and is discharged from the nozzle 53 through the accelerating chamber 54;

because the liquid inlet cavity 41 is communicated with the liquid discharge pipe 7, the accelerating cavity 54 is positioned between the liquid inlet cavities 41, the accelerating cavity 54 is transversely arranged in an I shape, and the diameter of the center of the accelerating cavity 54 is smaller than the diameters of the two ends of the accelerating cavity 54, the air in the air inlet cavity 42 can enter the narrow part of the center of the accelerating cavity 54 and enter the wide part of the two ends, so that the air flow is diffused;

because the liquid guide pipe 51 is communicated with the liquid inlet cavity 41, and one end of the liquid guide pipe 51, which is far away from the liquid inlet cavity 41, is positioned at the center of the nozzle 53, the medicine water flow in the liquid guide pipe 51 is spread into a liquid layer when flowing through the nozzle 53, the liquid layer is broken into a thick and thin cylinder in a stretched pipe hole shape because of the unsteady aerodynamic force and then becomes liquid drops, and the liquid drops discharged by the liquid guide pipe 51 are blown away by the air flow which enters the accelerating cavity 54, so that the atomization of the respiratory medicine is realized;

one end of the respiratory mask 6, which is far away from the shell 1, is attached to the face of a patient, because a pressure plate 61 and a pressure sensor 63 (for example, a model of SF45-65 resistance pressure-sensitive sensor) are circumferentially arranged at one end of the respiratory mask 6, the pressure sensor 63 is fixedly installed on the respiratory mask 6, a spring 62 is arranged between the pressure sensor 63 and the pressure plate 61, and the pressure plate 61 is fixedly connected with the pressure sensor 63 through the spring 62, therefore, the muscle transformation of the face of the patient can directly act on the pressure plate 61, the pressure plate 61 can act on the pressure sensor 63 through the spring 62, the pressure sensor 63 can send pressure data to a single chip microcomputer, the single chip microcomputer can compare the pressure data according to pressure comparison parameters, if the pressure data is in the pressure comparison parameters, the breathing of the patient is stable, if the pressure data is not in the pressure comparison parameters, the patient feels uncomfortable when inhaling a drug, the control panel 14 can adjust the rotating speed of a motor, close the electromagnetic valve 81, increase the gas intake amount in the air intake, and the control panel 14 can also control the electric push rod 10 to adjust the respiratory drug intake amount in the liquid discharge pipe 7;

through the process, the situation of the patient when breathing and inhaling the medicine can be detected in time, so that the concentration of the breathing medicine inhaled by the patient is controlled, the symptom of the patient when the patient is uncomfortable in inhaling the medicine is relieved, the breathing of the patient can become stable, and the patient can breathe stably and inhale the medicine.

The foregoing is merely an example of the present invention and common general knowledge in the art of specific structures and/or features of the invention has not been set forth herein in any way. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be defined by the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (8)

1. The utility model provides a breathe internal medicine with spouting medicine system which characterized in that: the funnel-shaped breathing mask is positioned on one side of the shell, a pressure plate and a pressure sensor are circumferentially arranged at one end, far away from the shell, of the breathing mask, the pressure sensor is fixedly installed on the breathing mask, a spring is arranged between the pressure sensor and the pressure plate, and the pressure plate is fixedly connected with the pressure sensor through the spring;

one end of the breathing mask close to the shell is fixedly connected with a spray head, and one end of the spray head far away from the breathing mask is communicated with a connecting pipe;

the spray head comprises a shell, wherein a circumferential liquid inlet cavity is formed in the shell, the liquid inlet cavity extends into the connecting pipe and penetrates through the connecting pipe, a nozzle is formed in one end, close to the respirator, of the spray head, an air inlet cavity is formed in one end, far away from the respirator, of the spray head, and the air inlet cavity extends into the connecting pipe and penetrates through the connecting pipe;

one end of the liquid inlet cavity, which is close to the nozzle, is communicated with a liquid guide pipe, and one end of the liquid guide pipe, which is far away from the liquid inlet cavity, is positioned at the center of the nozzle;

an I-shaped acceleration cavity is transversely arranged between the liquid inlet cavities, the diameter of the center of the acceleration cavity is smaller than the diameters of the two ends of the acceleration cavity, and the acceleration cavity is communicated with the air inlet cavity and the nozzle;

the shell is fixedly connected with a placing groove, a dosing tank is placed in the placing groove, and the upper part of the dosing tank is communicated with a liquid inlet pipe and an air return pipe; the inner wall of the dosing tank is fixedly connected with a temperature sensor and a heater, and the heater is circumferentially arranged in the dosing tank; the lower part of the dosing tank is communicated with a liquid discharge pipe, and one end of the liquid discharge pipe, which is far away from the dosing tank, is communicated with the liquid inlet cavity;

a clamping mechanism is arranged between the medicine feeding tank and the liquid inlet cavity, the clamping mechanism comprises an electric push rod fixedly arranged on the shell, a fixed block fixedly arranged on one side of the liquid discharge pipe and a pressing block positioned on the other side of the liquid discharge pipe, and the electric push rod is fixedly connected with the pressing block;

a compression groove is fixedly connected in the shell, a motor is fixedly connected in the shell, an output shaft of the motor penetrates through the compression groove and is coaxially and fixedly connected with a rotary table, a telescopic second connecting rod is fixedly connected to one side of the rotary table, the second connecting rod is hinged to a telescopic first connecting rod, one end, far away from the second connecting rod, of the first connecting rod is hinged to a piston, and the piston is located in the compression groove and is in sliding fit with the compression groove;

one end of the air return pipe, which is far away from the dosing tank, is communicated with one end of the compression groove, which is close to the piston, an electromagnetic valve is arranged on the air return pipe, the electromagnetic valve is communicated with the air return pipe, the electromagnetic valve is positioned outside the shell, and one end of the air return pipe, which is far away from the dosing tank, is also communicated with the air inlet cavity;

a compression cavity is arranged in the compression groove, the compression cavity is positioned at one end of the compression groove close to the air return pipe, air inlet pipes are arranged at two sides of the compression groove, the air inlet pipes are communicated with the compression cavity, and the compression cavity is communicated with the outside through the air inlet pipes;

the lower part of the shell is also provided with a control panel, the control panel comprises a singlechip and a control button which are electrically connected with each other, and the singlechip is electrically connected with the pressure sensor, the temperature sensor, the heater, the electric push rod and the motor.

2. The medical respiratory medicine spraying system according to claim 1, wherein: and a sealing ring is arranged between the nozzle and the accelerating cavity for sealing.

3. The medical respiratory medicine spraying system according to claim 1, wherein: the liquid inlet pipe is provided with a valve which is communicated with the liquid inlet pipe.

4. The medical respiratory medicine spraying system according to claim 1, wherein: a transparent glass layer is fixedly arranged on the dosing tank, and scale marks are arranged on the glass layer.

5. The medical respiratory medicine spraying system according to claim 1, wherein: the push rod of the electric push rod is fixedly connected with the pressing block, and the fixing block is fixedly connected on the shell.

6. The medical respiratory medicine spraying system according to claim 1, wherein: the first check valve is arranged on the liquid discharge pipe and communicated with the liquid discharge pipe.

7. The medical respiratory medicine spraying system according to claim 1, wherein: the one end intercommunication that the compression chamber was kept away from to the intake pipe has the inlet cowling, and inlet cowling fixed mounting is equipped with the filter screen on the shell, and the inlet cowling passes through filter screen and external intercommunication.

8. The medical respiratory medicine spraying system according to claim 1, wherein: the compression tank is provided with a plurality of vent holes at one end far away from the air return pipe, and is communicated with the outside through the vent holes.

Images